3477378853 has 8 divisors (see below), whose sum is σ = 3745976696. Its totient is φ = 3208939200.

The previous prime is 3477378847. The next prime is 3477378923. The reversal of 3477378853 is 3588737743.

3477378853 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 85248289 + 3392130564 = 9233^2 + 58242^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3477378853 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3477378794 and 3477378803.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3477378823) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8263 + ... + 83803.

It is an arithmetic number, because the mean of its divisors is an integer number (468247087).

Almost surely, 2^3477378853 is an apocalyptic number.

It is an amenable number.

3477378853 is a deficient number, since it is larger than the sum of its proper divisors (268597843).

3477378853 is a wasteful number, since it uses less digits than its factorization.

3477378853 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79095.

The product of its digits is 11854080, while the sum is 55.

The square root of 3477378853 is about 58969.3043286081. The cubic root of 3477378853 is about 1515.0164075093.

It can be divided in two parts, 347737 and 8853, that added together give a triangular number (356590 = T₈₄₄).

The spelling of 3477378853 in words is "three billion, four hundred seventy-seven million, three hundred seventy-eight thousand, eight hundred fifty-three".